Finding the Fourth Proportional to 9,132.57, 13,694.16 and 4,452.78

Step by Step Solution

1. Step 1: Write the proportion equation
   9,132.57 : 13,694.16 = 4,452.78 : x
2. Step 2: Convert to fraction form
   9,132.57/13,694.16 = 4,452.78/x
3. Step 3: Cross multiply
   9,132.57x = 13,694.16 × 4,452.78
4. Step 4: Simplify right side
   9,132.57x = 60,977,081.76
5. Step 5: Solve for x
   x = 60,977,081.76/9,132.57
6. Step 6: Final answer
   x = 6,676.88